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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4,5-dihydro-naphtho[1,2-<i>c</i>]isoxazole-3-carboxylic acid 2-hydroxy-ethylamide 35169-85-8 C14H14N2O3
    4,5-dihydro-naphtho[1,2-<i>c</i>]isoxazole-3-carboxylic acid 2-hydroxy-ethylamide
    —— 4-phenyl-3-pyridin-4-ylmethyleneamino-3<i>H</i>-thiazole-2-thione 15387-33-4 C15H11N3S2
    4-phenyl-3-pyridin-4-ylmethyleneamino-3<i>H</i>-thiazole-2-thione
    —— 4-Hydroxy-5-methyl-3-(pyrid-2-yl)-thiazolidin-2-thion 69378-32-1 C9H10N2OS2
    4-Hydroxy-5-methyl-3-(pyrid-2-yl)-thiazolidin-2-thion
    —— 4-[3-(1,3-Dioxo-1,3-dihydro-isoindol-2-yl)-2,5-dioxo-pyrrolidin-1-ylmethyl]-piperazine-1-carboxylic acid ethyl ester 14578-41-7 C20H22N4O6
    4-[3-(1,3-Dioxo-1,3-dihydro-isoindol-2-yl)-2,5-dioxo-pyrrolidin-1-ylmethyl]-piperazine-1-carboxylic acid ethyl ester
    —— 4-(3-methoxy-dibenzofuran-2-yl)-1-phenyl-[1,2,4]triazolidine-3,5-dione 100025-59-0 C21H15N3O4
    4-(3-methoxy-dibenzofuran-2-yl)-1-phenyl-[1,2,4]triazolidine-3,5-dione
    —— (4-Hydroxy-2-methyl-5-nitro-benzyl)-methyl-carbamic acid methyl ester 94581-92-7 C11H14N2O5
    (4-Hydroxy-2-methyl-5-nitro-benzyl)-methyl-carbamic acid methyl ester
    —— 4-cyano-4-(5,6,7,8-tetrahydrobenzo[b]thieno-[2,3-d]pyrimidin-4-yl)-heptanedioic acid dimethyl ester 1392208-47-7 C20H23N3O4S
    4-cyano-4-(5,6,7,8-tetrahydrobenzo[b]thieno-[2,3-d]pyrimidin-4-yl)-heptanedioic acid dimethyl ester
    —— 4-hydroxy-3-(1-(phenylamino)ethyl)-2H-chromen-2-one 1220118-16-0 C17H15NO3
    4-hydroxy-3-(1-(phenylamino)ethyl)-2H-chromen-2-one
    —— 4-[[(2S)-3-methyl-1-oxo-1-[(2S)-2-[(1,1,1-trifluoro-4-methyl-2-oxopentan-3-yl)carbamoyl]pyrrolidin-1-yl]butan-2-yl]carbamoylamino]benzoic acid 105181-51-9 C24H31F3N4O6
    4-[[(2S)-3-methyl-1-oxo-1-[(2S)-2-[(1,1,1-trifluoro-4-methyl-2-oxopentan-3-yl)carbamoyl]pyrrolidin-1-yl]butan-2-yl]carbamoylamino]benzoic acid
    —— 4-(3-benzyl-1,2-dimethyl-1H-indol-5-yl)-phenol 848750-13-0 C23H21NO
    4-(3-benzyl-1,2-dimethyl-1H-indol-5-yl)-phenol
    —— 4-(3,4-dimethyl-phenylazo)-3,5-dimethyl-pyrazole-1-carboximidic acid amide 47065-92-9 C14H18N6
    4-(3,4-dimethyl-phenylazo)-3,5-dimethyl-pyrazole-1-carboximidic acid amide
    —— 4-(4-Ethoxycarbonyl-piperazino)-4,5-dihydro-10H-benzo<a>thieno<2,3-d>cyclohepten 20977-55-3 C20H24N2O2S
    4-(4-Ethoxycarbonyl-piperazino)-4,5-dihydro-10H-benzo<a>thieno<2,3-d>cyclohepten
    —— 4-ethyl-2-thiophen-2-yl-4<i>H</i>-benzo[<i>d</i>]pyrrolo[1,2-<i>a</i>]imidazole 46981-82-2 C16H14N2S
    4-ethyl-2-thiophen-2-yl-4<i>H</i>-benzo[<i>d</i>]pyrrolo[1,2-<i>a</i>]imidazole
    —— 4-(p-Aminophenyl)-chinaldin 21966-40-5 C16H14N2
    4-(p-Aminophenyl)-chinaldin
    —— 4-Methoxy-1,6-dimethyl-2-indanon 53005-67-7 C12H14O2
    4-Methoxy-1,6-dimethyl-2-indanon
    —— 4-(1-hydroxy-ethyl)-2,5-diphenyl-pyrazolidin-3-one 30486-67-0 C17H18N2O2
    4-(1-hydroxy-ethyl)-2,5-diphenyl-pyrazolidin-3-one
    —— 4,8-Dibromo-bicyclo[3.3.1]nona-2,6-dien-9-one 25226-65-7 C9H8Br2O
    4,8-Dibromo-bicyclo[3.3.1]nona-2,6-dien-9-one
    —— 4-methoxy-4H-imidazo[4,5,1-ij]quinolone 1571067-12-3 C11H10N2O
    4-methoxy-4H-imidazo[4,5,1-ij]quinolone
    —— 4-Isopropyl-cyclohex-1-enecarbaldehyde oxime 30950-29-9 C10H17NO
    4-Isopropyl-cyclohex-1-enecarbaldehyde oxime
    —— 4-{4-chloro-<i>N</i>-[(2,6-dimethyl-phenyl)-acetyl]-anilino}-piperidine-1-carboxylic acid ethyl ester 63258-64-0 C24H29ClN2O3
    4-{4-chloro-<i>N</i>-[(2,6-dimethyl-phenyl)-acetyl]-anilino}-piperidine-1-carboxylic acid ethyl ester
    —— {4-Methyl-2-[(Z)-2-(5-nitro-furan-2-yl)-vinyl]-thiazol-5-yl}-acetic acid ethyl ester 37566-43-1 C14H14N2O5S
    {4-Methyl-2-[(Z)-2-(5-nitro-furan-2-yl)-vinyl]-thiazol-5-yl}-acetic acid ethyl ester
    —— 4-{1-[4-(hexadecane-1-sulfonyl)-phenyl]-5-oxo-2,5-dihydro-1<i>H</i>-pyrazol-3-ylamino}-benzenesulfonic acid 3-<i>tert</i>-butyl-4-hydroxy-phenyl ester 55034-72-5 C41H57N3O7S2
    4-{1-[4-(hexadecane-1-sulfonyl)-phenyl]-5-oxo-2,5-dihydro-1<i>H</i>-pyrazol-3-ylamino}-benzenesulfonic acid 3-<i>tert</i>-butyl-4-hydroxy-phenyl ester
    —— 4-[(3-Methylphenyl)amino]-6-[(trans-4-hydroxycyclohexyl)amino]-pyrimido[5,4-d]pyrimidine 177906-86-4 C19H22N6O
    4-[(3-Methylphenyl)amino]-6-[(trans-4-hydroxycyclohexyl)amino]-pyrimido[5,4-d]pyrimidine
    —— 4-[4-(2-phenoxy-ethoxy)-phenyl]-1-phenyl-[1,2,4]triazolidine-3,5-dione 5184-86-1 C22H19N3O4
    4-[4-(2-phenoxy-ethoxy)-phenyl]-1-phenyl-[1,2,4]triazolidine-3,5-dione
    —— 4-Methyl-2-[(Z)-2-(5-nitro-furan-2-yl)-vinyl]-thiazole-5-carboxylic acid 37566-42-0 C11H8N2O5S
    4-Methyl-2-[(Z)-2-(5-nitro-furan-2-yl)-vinyl]-thiazole-5-carboxylic acid
    —— 4-[4-(5-methoxy-6-methyl-benzo[1,2,3]triazol-2-yl)-styryl]-benzoic acid phenyl ester 13439-20-8 C29H23N3O3
    4-[4-(5-methoxy-6-methyl-benzo[1,2,3]triazol-2-yl)-styryl]-benzoic acid phenyl ester
    —— 4-[4-(3-methyl-2,4,6-trioxo-[1,3,5]triazinan-1-yl)-phenoxy]-benzoic acid ethyl ester 52606-56-1 C19H17N3O6
    4-[4-(3-methyl-2,4,6-trioxo-[1,3,5]triazinan-1-yl)-phenoxy]-benzoic acid ethyl ester
    —— 4-O-Acetyl-2,6-dideoxy-1-O-isovaleryl-3-C-methyl-β-L-ribohexopyranose 35803-73-7 C14H24O6
    4-O-Acetyl-2,6-dideoxy-1-O-isovaleryl-3-C-methyl-β-L-ribohexopyranose
    —— 4-methoxy-2-methyl-1,2,3,4-tetrahydro-naphtho[2,3-<i>h</i>]quinoline-7,12-dione 28526-68-3 C19H17NO3
    4-methoxy-2-methyl-1,2,3,4-tetrahydro-naphtho[2,3-<i>h</i>]quinoline-7,12-dione
    —— 4-(2,4-dibromo-phenylazo)-3,5-diphenyl-pyrazole-1-carboxylic acid anilide 37103-71-2 C28H19Br2N5O
    4-(2,4-dibromo-phenylazo)-3,5-diphenyl-pyrazole-1-carboxylic acid anilide
    —— ((4aR,6S,7S,8R,8aS)-6-Benzyloxy-8-ethyl-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-7-yl)-methanol 35905-34-1 C23H28O5
    ((4aR,6S,7S,8R,8aS)-6-Benzyloxy-8-ethyl-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-7-yl)-methanol
    —— 4-[10,13-Dimethyl-3-(tetrahydro-pyran-2-yloxy)-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]-4-oxo-2-(tetrahydro-pyran-2-yloxy)-butyric acid methyl ester 23328-13-4 C34H52O7
    4-[10,13-Dimethyl-3-(tetrahydro-pyran-2-yloxy)-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]-4-oxo-2-(tetrahydro-pyran-2-yloxy)-butyric acid methyl ester
    —— 4-oxo-4-(4-phenyl-6,7-dihydrothieno[3,2-c]pyridin-5(4H)-yl)-N-(thiophen-2-ylmethyl)butanamide 1224392-76-0 C22H22N2O2S2
    4-oxo-4-(4-phenyl-6,7-dihydrothieno[3,2-c]pyridin-5(4H)-yl)-N-(thiophen-2-ylmethyl)butanamide
    —— 4-fluoro-N-[3-(1-methylpiperidin-4-ylamino)phenyl]benzenesulfonamide 1219134-76-5 C18H22FN3O2S
    4-fluoro-N-[3-(1-methylpiperidin-4-ylamino)phenyl]benzenesulfonamide
    —— 4-[4-fluoro-2-(trans-4-hydroxy-cyclohexyloxy)-phenylamino]-5-methyl-thieno[2,3-d]pyrimidine-6-carboxylic acid amide 1332631-05-6 C20H21FN4O3S
    4-[4-fluoro-2-(trans-4-hydroxy-cyclohexyloxy)-phenylamino]-5-methyl-thieno[2,3-d]pyrimidine-6-carboxylic acid amide
    —— (4R,5S)-5-Benzyloxymethyl-2,2,4-trimethyl-[1,3]dioxolane-4-carboxylic acid (2-methoxy-phenyl)-amide 503473-25-4 C22H27NO5
    (4R,5S)-5-Benzyloxymethyl-2,2,4-trimethyl-[1,3]dioxolane-4-carboxylic acid (2-methoxy-phenyl)-amide
    —— 4-(1,1,1-trifluorobut-2-en-2-yl)-1,1'-biphenyl 1601477-42-2 C16H13F3
    4-(1,1,1-trifluorobut-2-en-2-yl)-1,1'-biphenyl
    —— 4-Chlor-3-hydroxy-2,3-dimethyl-buttersaeure-ethylester 13970-37-1 C8H15ClO3
    4-Chlor-3-hydroxy-2,3-dimethyl-buttersaeure-ethylester
    —— (4S)-4-tert-butyl-3-[(1S,2R,4R,6R)-2-hydroxy-4-methyl-6-phenylsulfanylcyclohexanecarbonyl]-1,3-oxazolidin-2-one 304678-71-5 C21H29NO4S
    (4S)-4-tert-butyl-3-[(1S,2R,4R,6R)-2-hydroxy-4-methyl-6-phenylsulfanylcyclohexanecarbonyl]-1,3-oxazolidin-2-one
    —— 4,6-difluoro-5-(4-(1-hydroxycyclobutyl)phenyl)-1H-indole-3-carbaldehyde 1467059-99-9 C19H15F2NO2
    4,6-difluoro-5-(4-(1-hydroxycyclobutyl)phenyl)-1H-indole-3-carbaldehyde
    —— (4-p-Tolylamino-phenyl)-carbamic acid ethyl ester 36629-34-2 C16H18N2O2
    (4-p-Tolylamino-phenyl)-carbamic acid ethyl ester
    —— [4'-{((ethylimino)methyleneamino)methyl}biphenyl-4-yl](triphenyl)phosphonium trifluoromethanesulfonate 1017241-96-1 CF3O3S*C34H30N2P
    [4'-{((ethylimino)methyleneamino)methyl}biphenyl-4-yl](triphenyl)phosphonium trifluoromethanesulfonate
    —— [4-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)-5-methoxy-2,5-dioxopentyl](dimethyl)sulfonium bromide 1137666-43-3 Br*C16H18NO5S
    [4-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)-5-methoxy-2,5-dioxopentyl](dimethyl)sulfonium bromide
    —— (4R,5S,8R,10R)-8-Cyclohexyl-4,10-dimethyl-7,9-dioxa-1,2-diaza-spiro[4.5]dec-1-en-6-one 218933-58-5 C14H22N2O3
    (4R,5S,8R,10R)-8-Cyclohexyl-4,10-dimethyl-7,9-dioxa-1,2-diaza-spiro[4.5]dec-1-en-6-one
    —— 4-(4-Chloro-phenyl)-2,2,6,6-tetramethyl-heptan-4-ol 34235-22-8 C17H27ClO
    4-(4-Chloro-phenyl)-2,2,6,6-tetramethyl-heptan-4-ol
    —— 4,5,6,7-tetrafluoro-3<i>H</i>-isobenzofuran-1-one 13719-86-3 C8H2F4O2
    4,5,6,7-tetrafluoro-3<i>H</i>-isobenzofuran-1-one
    —— (4aR,6S,9aS)-2,2-di-tert-butyl-6-(((tert-butyldiphenylsilyl)-oxy)methyl)-3'-(trimethylsilyl)hexahydrospiro[[1,3,2]dioxasilino[5,4-b]oxepino-7,2'-oxirane] 1415891-58-5 C36H58O5Si3
    (4aR,6S,9aS)-2,2-di-tert-butyl-6-(((tert-butyldiphenylsilyl)-oxy)methyl)-3'-(trimethylsilyl)hexahydrospiro[[1,3,2]dioxasilino[5,4-b]oxepino-7,2'-oxirane]
    —— 4-Benzyliden-2-methyl-7,8-dimethoxy-1,4-dihydro-isochinolinium-chlorid 21638-70-0 C19H20NO2*Cl
    4-Benzyliden-2-methyl-7,8-dimethoxy-1,4-dihydro-isochinolinium-chlorid
    —— (+/-)-4-Aethyl-1-phenylcarbamoyl-3-propyl-Δ<sup>2</sup>-pyrazolin 24769-35-5 C15H21N3O
    (+/-)-4-Aethyl-1-phenylcarbamoyl-3-propyl-Δ<sup>2</sup>-pyrazolin
    —— 4-Chloro-2-hydroxy-naphthalene-1-diazonium 53846-23-4 C10H6ClN2O
    4-Chloro-2-hydroxy-naphthalene-1-diazonium